<template>
  <div class="example">
    {{ msg }}
    <img src="./assets//images/上游.png" alt="" />
    <br />
    <router-link to="/">home</router-link> |
    <router-link to="/about">about</router-link>
    <router-view></router-view>
  </div>
</template>

<script>
import { sum } from "./ts/sum";
export default {
  data() {
    return {
      msg: "Hello world!",
    };
  },
};
</script>

<style lang="less">
.example {
  color: red;
}
</style>
